SW1X AMP III “Trinity” Integrated Amplifier

SW1X Audio Design™ AMP III “Trinity” Performance Level 3/4 Integrated Amplifier

 

AMP IV is a 2 gain stage Power Amplifier coupled with a High Quality Pre-amplifier using our in house designed and in house made stepped attenuator volume control.

The Directly Heated 45 Triodes at the output are well known for their superbly refined & magical sound signature. They are driven by 6SJ7 valves to produce the classic energetic & emotionally involving sound.

AMP III is extremely refined sounding & musical and also in the same powerful sounding Integrated Amplifier, especially when combined with high sensitivity speakers

(99dB/W/1m sensitivty is recommended).

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SW1X Audio Design™ AMP III Integrated Amplifier Features:

• Specially Selected and Harmonically Matched Component & Material Quality
• Single Ended, absolutely Zero NFB, Class A, Directly Heated Triode Valve Power Amplifier
• 2 x 6SJ7 Valve Driver/input Stage driving the 2 x 45 DHT Valves
• 2 Amplification Gain Stage Design
• Hybrid Point 2 Point Hardwiring Technique for the most consistent production results
• Internally wired exclusively with our SW1X Magnum, Genesis and Opus conductors
• SW1X Audio Design™ Custom Designed Copper wound Super HiB DC Core (50 Watt) Signal Output Transformers
• Quasi Mono, Directly Heated Double Diode Valve Rectified B+ Power Supply
• SW1X 24 Step Discrete Attentuator Volume Control
• Orient grain M6 EI core mains Transformers & Chokes
• Valve rectified Fixed Bias Power Supply

 

Tube Compliment:  2 x 6SJ7, 2 x 45, 1 x 5U4G, 1 x 5Y3

 

Optional Extras

• Fully Hardwired Tube Output Stage on the Bakelite Board
• Fine Silver wiring on the Input, Bakelite Board and Output
• Silver wound SW1X Audio Design™ Custom Designed Super HiB or Ultra HiB DC core Signal Output Transformers
• Black Gate VK capacitors in the B+ power supply
• AN 2W non-magnetic Niobium resistors on a Hardwired Bakelite Board
• Super HiB double C-Core mains transformers
• Inter-stage signal decoupling capacitors: 1. Copper Foil in Oil or 2. Silver Foil capacitors
• AN 2W silver, non-magnetic, Tantalum resistors

 

 

Specifications

Single Ended, Class A, Zero NFB, Output Power (W): 2, which sound at least like 15 Watts and the dynamic delivery feel like 150 W

when paired with with High Sensitivity Speakers (min 99dB/W/1m is recommended)

Input Sensitivity (V): 1

Input Impedance (Ohms): 47K or 100K

Output Impedance (Ohms): 4 & 8

Max Power Consumption (W): 200

Output Noise, Unweighted (mVrms): < 0.5

Dimensions (without tubes and feet): Height (mm) 250 x Width (mm) 440 x Depth (mm) 400

Weight (kg): 25

 

 

 

Note: Due to SW1X Audio Design’s ongoing research and development process, specifications are subject to change without notice

SW1X Audio Design Product Price List

 

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